Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    18/04/2026, 12:20

General

  • Target
    winzip77-pp.exe
  • Size 2.8MB
  • Sample260418-phzbpsht51
  • SHA256 a608bb3ec5b09cfa4eeb3b93d1b0a9fae0fe32a4fea3c60be2fdf8000238dec6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 26 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\winzip77-pp.exe
    "C:\Users\Admin\AppData\Local\Temp\winzip77-pp.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1544
    • C:\Users\Admin\AppData\Local\Temp\e581151\winzip77-pp.exe
      run=1 shortcut="C:\Users\Admin\AppData\Local\Temp\winzip77-pp.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:3808
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3808 -s 2876
        3⤵
        • Program crash
        PID:3732
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3808 -ip 3808
    1⤵
      PID:2660

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          ipm.corel[1].xml

          • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\MTI5IEO7\ipm.corel[1].xml
          • Size 2KB
          • SHA256 506f1b80d0ec9c1632bebc390a5270cc24f43084d8d62d75b03b41c11adffc3c
          • MD5 SHA1 SHA512 TLSH

          ipm.corel[1].xml

          • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\MTI5IEO7\ipm.corel[1].xml
          • Size 1KB
          • SHA256 0265336fb8404600a0c0ab48e9ba01ea51049270bd1c926a062176b9c70d3307
          • MD5 SHA1 SHA512 TLSH

          winzip77-pp.exe

          • Path C:\Users\Admin\AppData\Local\Temp\e581151\winzip77-pp.exe
          • Size 2.8MB
          • SHA256 a608bb3ec5b09cfa4eeb3b93d1b0a9fae0fe32a4fea3c60be2fdf8000238dec6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Load.html

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\Load.html
          • Size 2KB
          • SHA256 3cf5674efaaf74beccd16d1b9bcf3ffb35c174d6d93375bc532b46d9b4b4ed35
          • MD5 SHA1 SHA512 TLSH

          common.js

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\common\js\common.js
          • Size 45KB
          • SHA256 38d94300f8b4a82899eaeb4b2e8583fdd8f8040c0e5d8c666af4270b74c13e34
          • MD5 SHA1 SHA512 SSDEEP TLSH

          external.js

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\common\js\external.js
          • Size 36B
          • SHA256 25df7ab9509d4e8760f1fdc99684e0e72aac6e885cbdd3396febc405ea77e7f6
          • MD5 SHA1 SHA512

          jquery-1.11.2.min.js

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\common\js\jquery-1.11.2.min.js
          • Size 93KB
          • SHA256 2ecd295d295bec062cedebe177e54b9d6b19fc0a841dc5c178c654c9ccff09c0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          config.js

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\config\config.js
          • Size 5KB
          • SHA256 30c3d0e8bb3620fe243a75a10f23d83436ff4b15acb65f4f016258314581b73d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          installerlist.js

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\config\installerlist.js
          • Size 2KB
          • SHA256 df2f68a1db705dc49b25faf1c04d69e84e214142389898110f6abb821a980dcc
          • MD5 SHA1 SHA512 TLSH

          installparams.js

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\config\installparams.js
          • Size 564B
          • SHA256 b8105a6af2d317c7de21ff10a79a8599ab32d17022997b38704e2406e6e03b72
          • MD5 SHA1 SHA512 TLSH

          stubparams.js

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\config\stubparams.js
          • Size 37KB
          • SHA256 823f4f8dfe55d3ce894308122d6101fed1b8ef1eb8e93101945836655b2aed1b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          features.js

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\pages\Initialization\features.js
          • Size 506B
          • SHA256 cba5152c525188a27394b48761362a9e119ef3d79761358a1e42c879c2fe08cc
          • MD5 SHA1 SHA512 TLSH

          page.html

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\pages\Initialization\page.html
          • Size 2KB
          • SHA256 4d0bdf44125e8be91eecaba44c9b965be9b0d2cb8897f3f35e94f2a74912f074
          • MD5 SHA1 SHA512 TLSH

          page.js

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\pages\Initialization\page.js
          • Size 2KB
          • SHA256 0135163476d0eb025e0b26e9d6b673730b76b61d3fd7c8ffcd064fc2c0c0682a
          • MD5 SHA1 SHA512 TLSH

          features.js

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\pages\Welcome\features.js
          • Size 2KB
          • SHA256 a3dead0aa2b886493733f48ada2c20aa3185fadd9d696104b1e3d6c21c37d433
          • MD5 SHA1 SHA512 TLSH

          page.html

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\pages\Welcome\page.html
          • Size 2KB
          • SHA256 308d7eb472a0af7f045ef22ca108c7ac7eba002ca4b9d31cc0a0854afbeb7542
          • MD5 SHA1 SHA512 TLSH

          page.js

          • Path C:\Users\Admin\AppData\Local\Temp\e581393\pages\Welcome\page.js
          • Size 9KB
          • SHA256 fb50127f5669e8f32762b734267487c3fe572c598afebe7a948921e60281e7c2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/3808-185-0x0000000009010000-0x0000000009030000-memory.dmp

          memory/3808-248-0x0000000004380000-0x00000000043E4000-memory.dmp